<< Chapter < Page | Chapter >> Page > |
Card 9 / 9:
numerical aperture
a number or measure that expresses the ability of a lens to resolve fine detail in an object being observed. Derived by mathematical formula NA = n sin α, where n is the refractive index of the medium between the lens and the specimen and α = θ / 2
Previous Card | ← Previous Card Button |
Next Card | → Next Card Button |
Flip Card | ↑ / ↓ / Return / Space |
Notification Switch
Would you like to follow the 'College physics for ap® courses' conversation and receive update notifications?